This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Inside Union Station Omaha. noticed that there were no pictures of the Union Station here and it's article describes the architecture made this picture on Feb road trip and think it fits great to the article and really puts the massive size of Union Station into perspective Transferred from org en Original uploader was Robertmoo